Home / 494,798,161.50-682,940,384.72-283,227,636.60

Finding the Fourth Proportional to 494,798,161.50, 682,940,384.72 and 283,227,636.60

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Solution

The fourth proportional to 494,798,161.50, 682,940,384.72 and 283,227,636.60 is: 390,922,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,798,161.50 : 682,940,384.72 = 283,227,636.60 : x
  2. Step 2: Convert to fraction form
    494,798,161.50/682,940,384.72 = 283,227,636.60/x
  3. Step 3: Cross multiply
    494,798,161.50x = 682,940,384.72 × 283,227,636.60
  4. Step 4: Simplify right side
    494,798,161.50x = 193,427,591,102,940,384
  5. Step 5: Solve for x
    x = 193,427,591,102,940,384/494,798,161.50
  6. Step 6: Final answer
    x = 390,922,210.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.